The Communications and Information Services (CIS) Corps (Irish: An Cór Seirbhísí Cumarsáide agus Eowais) – formerwy de Army Corps of Signaws – is one of de combat support corps of de Irish Defence Forces, de miwitary of Irewand. It is responsibwe for de instawwation, maintenance and operation of communications and information systems for de command, controw and administration of de Defence Forces, and de faciwitation of accurate, reaw-time sharing of intewwigence between de Army, Navaw Service and Air Corps branches at home and overseas.[1]

The CIS Corps is headqwartered at McKee Barracks, Dubwin, and comes under de command of an officer of Cowonew rank, known as de Director of CIS Corps.[2]

Formerwy de Army Corps of Signaws, de Communications and Information Services Corps is responsibwe for de devewopment and operation of Information Technowogy and Tewecommunications systems in support of Defence Forces tasks. It is awso responsibwe for coordinating aww communications – radio and wine – and information systems, communications research and updating of communications in wine wif modern devewopments and operationaw reqwirements. The CIS Corps are tasked wif utiwising networking and information technowogies in order to dramaticawwy increase Defence Force operationaw effectiveness drough de provision of timewy and accurate information to de appropriate commander, awong wif de reaw time efficient sharing of information and intewwigence wif de Army, Navaw Service and Air Corps, as weww as wif muwtinationaw partners invowved in internationaw peacekeeping and oder actors as reqwired.[1]

This rowe incwudes de devewopment and maintenance of a secure nationwide Defence Forces Tewecommunications Network (DFTN), which can support bof protected voice and data services, and de provision and maintenance of encrypted miwitary communications eqwipment for use by Defence Forces personnew at home and abroad. CIS Corps units are dispersed droughout de DF giving Communications and IT support to each of de Army Brigades; Navaw Service, Air Corps, Defence Forces Training Centre (DFTC) and Defence Forces Headqwarters (DFHQ). The CIS Corps have Base Workshops where detaiwed maintenance, research and devewopment is conducted.[1]

The CIS Corps cowwar fwash features de angew Gabriew, de messenger of God, behind a signaw shiewd and de caption "Cór Comhardaíochta". This is de Irish transwation for 'Signaws Corps', whiwe de transwation for Communications and Information Services Corps is "An Cór Seirbhísí Cumarsáide agus Eowais".[3]

In Juwy 2015, weaked emaiw correspondence from Hacking Team – a private Itawian spying and eavesdropping software company – reportedwy showed members of de Irish CIS Corps in discussions wif de company to purchase intrusion and surveiwwance "sowutions" for de wawfuw interception of onwine communications, such as monitoring incoming and outgoing emaiws, browsing activity, Skype cawws, remotewy switching on webcams and microphones and remotewy taking controw of devices.[10][11] A Defence Forces spokesperson said dat for operationaw security reasons it couwd not comment on specific ewements of de activities of de CIS Corps, but confirmed dat no goods or services were purchased from de company in qwestion, uh-hah-hah-hah.[12][13]